208300904

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1237}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 465884160

約数和(自身を除く): 257583256

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 97, 124, 194, 217, 248, 388, 434, 679, 776, 868, 1237, 1358, 1736, 2474, 2716, 3007, 4948, 5432, 6014, 8659, 9896, 12028, 17318, 21049, 24056, 34636, 38347, 42098, 69272, 76694, 84196, 119989, 153388, 168392, 239978, 268429, 306776, 479956, 536858, 839923, 959912, 1073716, 1679846, 2147432, 3359692, 3719659, 6719384, 7439318, 14878636, 26037613, 29757272, 52075226, 104150452, 208300904]

約数ペア:

[(1, 208300904), (2, 104150452), (4, 52075226), (7, 29757272), (8, 26037613), (14, 14878636), (28, 7439318), (31, 6719384), (56, 3719659), (62, 3359692), (97, 2147432), (124, 1679846), (194, 1073716), (217, 959912), (248, 839923), (388, 536858), (434, 479956), (679, 306776), (776, 268429), (868, 239978), (1237, 168392), (1358, 153388), (1736, 119989), (2474, 84196), (2716, 76694), (3007, 69272), (4948, 42098), (5432, 38347), (6014, 34636), (8659, 24056), (9896, 21049), (12028, 17318)]